P.A. Latreille scientiarum et artium instituti Gallici ... Genera crustaceorum et insectorum : secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (Apud Amand Knig, Bibliopolam, 1806)

P.A. Latreille scientiarum et artium instituti Gallici ... Genera crustaceorum et insectorum : secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (Apud Amand Knig, Bibliopolam, 1809)

Une page d'histoire de la medecine : la thérapeutique sous les premiers Césars - Lépine, R. (Raphael), 1840 -1919 (F. Alcan, 1890)

Palaozoologie : Entwurf einer systematischen Darstellung der Fauna der Vorwelt - Giebel, C. (Christoph), 1820 -1881 (Nulandt'sche buchandlung (L. Garcke), 1846)

The Palm tribes and their varieties (Religious Tract Society, 1852)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1882)

Pamphlets on forestry in Minnesota (1900)

Papéis avulsos do Departamento de Zoologia - São Paulo Departamento de Zoologia (A Secretaria, 1945)

Parasites : a treatise on the entozoa of man and animals, including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasites a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasites and parasitic diseases of dogs - Hall, Maurice C. (Maurice Crowther), 1881 -1938 (U.S. Dept. of Agriculture, 1925)

Parasites and parasitosis of the domestic animals, the zoölogy and control of the animal parasites and the pathogenesis and treatment of parasitic disease - Underhill, Benjamin Mott. (The Macmillan company, 1920)

Les parasites des habitations humaines et des denrees alimentaires ou commerciales - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (G. Masson, 1895)

Les parasites et les maladies parasitaires : chez l'homme, les animaux domestiques et les animaux sauvages : avec lesquels ils peuvent étre en contact: insectes, arachnides, crustacés - Mégnin, Pierre, 1828 -1906 (Masson, 1880)

Les parasites et les maladies parasitaires chez l’homme, les animaux domestiques et les animaux sauvages: avec lesquels ils peuvent étre en contact : insectes, arachnides, crustacés - Royal College of Physicians of Edinburgh. (G. Masson, 1880)

The parasites of man, and the diseases which proceed from them. A text-book for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Y.J. Pentland, 1886)

The parasites of man, and the diseases which proceed from them; a textbook for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Pentland, 1886)

Parasites : a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasitic diseases of poultry - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (Gurney, 1896)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1908)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1910)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1911)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1912)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1913)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1914)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1916)

Parasitology (Cambridge University Press, 1920)

Partial syllabic lists of the clinical morphologies of the blood, sputum, feces, skin, urine, vomitus, foods : including potable waters, ice and the air, and the clothing (after Salisbury) - Cutter, Ephraim, 1832 -1917 (The Ariston, 1888)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1914)

The pathology and differential diagnosis of infectious diseases of animals : prepared for students and practitioners of veterinary medicine - Moore, Veranus A. (Veranus Alva), 1859 -1931 (Macmillan, 1916)

The pathology and differential diagnosis of infectious diseases of animals - Moore, Veranus A. (Veranus Alva), 1859 -1931 (Taylor & Carpenter, 1908)

Pathology and therapeutics of the domestic animals - Fröhner, Eugen, 1858 -1940 (W. L. Zuill, 1895)

Pehr Kalms Resa till Norra Amerika - Kalm, Pehr, 1716 -1779 (Tidnings & tryckeri-aktiebolagets tryckeri, 1904)

Periódico zoológico - Sociedad Entomológica Argentina. (Sociedad Entomica Argentina, 1874)

Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 - Humboldt, Alexander von, 1769 -1859 (G. Bell, 1907)

Personal narrative of travels to the equinoctial regions of the New continent during the years 1799-1804 - Humboldt, Alexander von, 1769 -1859 (G. Bell, 1877)

Personal narrative of travels to the equinoctial regions of America, during the year 1799-1804 - Humboldt, Alexander von, 1769 -1859 (Bohn, 1852)

Personal narrative of travels to the equinoctial regions of America during the years 1799 - 1804 - Humboldt, Alexander von, 1769 -1859 (George Routledge, 1895)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Die Pflanzenthiere in Abbildungen nach der Natur : mit Farben erleuchtet nebst Beschreibungen - Esper, Eugen Johann Christoph, 1742 -1810 (in der Raspischen Buchhandlung, 1797)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1915)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1876)

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The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1912)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1916)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1919)

Philosophiae natvralis sive Physicae dogmaticae tomvs I[-IV] continens ... continvationem systematis philosophici Christiani L.B. de Wolff - Hanov, M. C. (Michael Christoph), 1695 -1773 (Prostat in officina libraria rengeriana, 1762)

The Philosophical transactions of the Royal society of London, from their commencement in 1665, in the year 1800 - Royal Society (Great Britain) (Printed by and for C. and R. Baldwin, 1809)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1771)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1781)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1858)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1859)

Philosophie entomologique : ouvrage qui renferme les généralités nécessaires pour s'initier dans l'étude des insectes ... - Saint-Amans, Jean-Florimond Boudon de, 1748 -1831 (R. Noubel, 1798)

The philosophy of natural history - Smellie, William, 1740 -1795 (Thomas & Tappan [etc.], 1808)

The Philosophy of Natural History - Linné, Carl von, 1707 -1778 (Printed for the heirs of Charles Elliot; and C. Elliot and T. Kay, T. Cadell, and G.G.J & J. Robinson, 1790)

The philosophy of zoology, or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (Hurst, Robinson & Co, 1822)

The philosophy of zoology; or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (A. Constable, 1822)

Photomicrographie en cent tableaux pour projection - Girard, Jules, 1825 -1902 (Les Mondes, 1872)

Physica sacra - Scheuchzer, Johann Jakob, 1672 -1733 (Christian Ulrich Wagner], 1731)

Physiology at the farm in aid of rearing and feeding the live stock - Stephens, Henry, 1795 -1874 (W. Blackwood, 1867)

Physiology at the farm in aid of rearing and feeding the live stock - Seller, William, 1798 -1869 (W. Blackwood and sons, 1867)

Physis - Sociedad Argentina de Ciencias Naturales. (Asociación Argentina de Ciencias Naturales [etc.], 1916)

The pictorial museum of animated nature ... - Knight, Charles, 1791 -1873 (C. Knight, 1844)

The pictorial museum of animated nature - Knight, Charles, 1791 -1873 (C. Cox, 1844)

Pigeons: their structure, varieties, habits, and management - Tegetmeier, W. B. (William Bernhard), 1816 -1912 (G. Routledge and Sons, 1868)

The plague: bacteriology, morbid anatomy, and histopathology, including a consideration of insects as plague carriers - Herzog, Maximilian Joseph, 1858 -1918 (Bureau of public printing, 1904)

Der Plauische Grund bei Dresden : mit Hinsicht auf Naturgeschichte und schöne Gartenkunst - Darnstedt, Johann Adolph, 1769 -1844 (In der Frauenholzischen Kunsthandlung, 1799)

The playtime naturalist - Taylor, J. E. (John Ellor), 1837 -1895 (Chatto & Windus, 1889)

The Plough, the loom and the anvil - Skinner, John S. (John Stuart), 1788 -1851 (J.S. Skinner, 1848)

Pond life - Ash, Edward C. (Edward Cecil), 1888 - (T.C. & E.C. Jack, 1913)

Pond life - Ash, Edward C. (Edward Cecil), 1888 - (T.C. & E. Jack, 1913)

Popular British entomology : containing a familiar and technical description of the insects most common to the various localities of the British Isles - Catlow, Maria E. (Reeve, Benham, and Reeve, 1848)

Popular British entomology; containing a familiar and technical description of the insects most common to the localities of the British Isles - Catlow, Maria E. (Reeve and Co, 1852)

Popular British entomology : containing a familiar and technical description of the insects most common to the various localities of the British Isles - Catlow, Maria E. (Routledge, Wayne, & Routledge, 1860)

A popular history of British Crustacea : comprising a familiar account of their classification and habits - White, Adam, 1817 -1879 (L. Reeve, 1857)